Slithering Darkshade

Deathtouch (Any amount of damage this deals to a creature is enough to destroy it.)
Pact 2 - Create a 1/1 white Snake creature token with deathtouch. (When you cast this spell, you may pay 2 life. If you do, the spell has an additional effect.)
{2}{b}: Return Slithering Darkshade from your graveyard to your hand.